EP2936273A4 - Reduction of idle power in a communication port - Google Patents

Reduction of idle power in a communication port

Info

Publication number
EP2936273A4
EP2936273A4 EP13864033.9A EP13864033A EP2936273A4 EP 2936273 A4 EP2936273 A4 EP 2936273A4 EP 13864033 A EP13864033 A EP 13864033A EP 2936273 A4 EP2936273 A4 EP 2936273A4
Authority
EP
European Patent Office
Prior art keywords
reduction
communication port
idle power
idle
power
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP13864033.9A
Other languages
German (de)
French (fr)
Other versions
EP2936273A1 (en
Inventor
Huimin Chen
Kok Hong Chan
Kian Leong Phang
Karthi R Vadivelu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Intel Corp
Original Assignee
Intel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Intel Corp filed Critical Intel Corp
Publication of EP2936273A1 publication Critical patent/EP2936273A1/en
Publication of EP2936273A4 publication Critical patent/EP2936273A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/325—Power saving in peripheral device
    • G06F1/3253—Power saving in bus
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3215—Monitoring of peripheral devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/325—Power saving in peripheral device
    • G06F1/3278—Power saving in modem or I/O interface
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
EP13864033.9A 2012-12-19 2013-12-11 Reduction of idle power in a communication port Withdrawn EP2936273A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/720,531 US9811145B2 (en) 2012-12-19 2012-12-19 Reduction of idle power in a communication port
PCT/US2013/074315 WO2014099533A1 (en) 2012-12-19 2013-12-11 Reduction of idle power in a communication port

Publications (2)

Publication Number Publication Date
EP2936273A1 EP2936273A1 (en) 2015-10-28
EP2936273A4 true EP2936273A4 (en) 2016-08-17

Family

ID=50932337

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13864033.9A Withdrawn EP2936273A4 (en) 2012-12-19 2013-12-11 Reduction of idle power in a communication port

Country Status (5)

Country Link
US (1) US9811145B2 (en)
EP (1) EP2936273A4 (en)
CN (2) CN104781754A (en)
TW (1) TWI507865B (en)
WO (1) WO2014099533A1 (en)

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US9811145B2 (en) 2012-12-19 2017-11-07 Intel Corporation Reduction of idle power in a communication port
US20160187958A1 (en) * 2014-12-24 2016-06-30 Intel Corporation Techniques for managing power and performance for a networking device
US9880601B2 (en) 2014-12-24 2018-01-30 Intel Corporation Method and apparatus to control a link power state
CN105389247A (en) * 2015-11-09 2016-03-09 浪潮电子信息产业股份有限公司 Method for improving quality of SAS sideband signal
CN105630724B (en) * 2016-01-27 2017-03-15 深圳慧能泰半导体科技有限公司 A kind of USB Type C system control circuits
US9829958B1 (en) * 2016-05-10 2017-11-28 Qualcomm Incorporated Power saving systems and methods for Universal Serial Bus (USB) systems
US10462059B2 (en) 2016-10-19 2019-10-29 Intel Corporation Hash table entries insertion method and apparatus using virtual buckets
US10712801B2 (en) * 2017-06-30 2020-07-14 Intel Corporation USB type-C power delivery management
CN111149077A (en) * 2018-01-25 2020-05-12 英特尔公司 Power management for discrete communication port assemblies
CN109445564A (en) * 2018-10-19 2019-03-08 歌尔科技有限公司 A kind of usb audio class equipment and its control method, device
US11378600B2 (en) * 2020-07-20 2022-07-05 Nxp B.V. Squelch and disconnect detector
CN117425254B (en) * 2023-12-18 2024-02-27 深圳市千岩科技有限公司 Spliced lamp, controller, lamp block, detection execution method, detection driving method and detection driving device

Citations (1)

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US20100281197A1 (en) * 2007-12-21 2010-11-04 Gemalto Sa Usb bridge

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US7058827B2 (en) * 2001-07-18 2006-06-06 Intel Corporation Power saving circuit has an input line coupled to an external host and a keeper to hold the line in a weakly held state
JP3685150B2 (en) * 2002-04-26 2005-08-17 セイコーエプソン株式会社 Clock control circuit, data transfer control device, and electronic device
JP3722217B2 (en) 2002-04-26 2005-11-30 セイコーエプソン株式会社 Data transfer control device, electronic device, and data transfer control method
US7791319B2 (en) 2003-02-21 2010-09-07 Research In Motion Limited Circuit and method of operation for an electrical power supply
JPWO2004095250A1 (en) * 2003-04-23 2006-07-13 富士通株式会社 USB upstream device, USB connector, and USB cable
US20060053238A1 (en) * 2003-09-17 2006-03-09 Ching-Fu Hung Data exchangeable usb device and method therewith
JP4131234B2 (en) * 2003-12-17 2008-08-13 セイコーエプソン株式会社 Macrocell, integrated circuit device, and electronic device
JP4345471B2 (en) * 2003-12-18 2009-10-14 セイコーエプソン株式会社 PHYSICAL LAYER CIRCUIT, DATA TRANSFER CONTROL DEVICE, AND ELECTRONIC DEVICE
JP2007518179A (en) * 2004-01-15 2007-07-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Pull-up circuit
KR100805835B1 (en) 2006-06-02 2008-02-21 삼성전자주식회사 Host connection device, method identifying host interface, and multimedia system including host and host connection device
US7193442B2 (en) * 2004-09-20 2007-03-20 Texas Instruments Incorporated USB 1.1 for USB OTG implementation
US7671630B2 (en) * 2005-07-29 2010-03-02 Synopsys, Inc. USB 2.0 HS voltage-mode transmitter with tuned termination resistance
JP4125328B2 (en) 2006-04-17 2008-07-30 キヤノン株式会社 Electronic device, control method of peripheral device by electronic device, program, and storage medium
US8255708B1 (en) * 2007-08-10 2012-08-28 Marvell International Ltd. Apparatuses and methods for power saving in USB devices
US20090063717A1 (en) * 2007-08-28 2009-03-05 Bohm Mark R Rate Adaptation for Support of Full-Speed USB Transactions Over a High-Speed USB Interface
US7904625B1 (en) * 2007-11-15 2011-03-08 Marvell International Ltd. Power savings for universal serial bus devices
TWI443497B (en) 2008-08-14 2014-07-01 Asustek Comp Inc Host apparatus, usb port module usb and method for managing power thereof
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CN102446148B (en) 2010-10-11 2014-04-02 重庆工商大学 2<8N>/2 paths domestic electric appliance automatic wire holder for tie line output data management of serial port
TWI494863B (en) * 2011-05-16 2015-08-01 Realtek Semiconductor Corp Dual-interface card reader module
US8332545B1 (en) * 2011-05-31 2012-12-11 Smsc Holdings S.A.R.L. USB switch which allows primary USB connection in response to USB signaling
US8689022B2 (en) * 2011-08-30 2014-04-01 Qualcomm Incorporated Methods of and apparatus for controlling power drawn by an appliance through a USB port
US8656195B2 (en) * 2011-08-30 2014-02-18 Hewlett-Packard Development Company, L.P. Energy efficient ethernet control
US8683097B2 (en) * 2012-06-30 2014-03-25 Intel Corporation Device connect detection
US8683091B2 (en) * 2012-06-30 2014-03-25 Intel Corporation Device disconnect detection
US9811145B2 (en) 2012-12-19 2017-11-07 Intel Corporation Reduction of idle power in a communication port

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100281197A1 (en) * 2007-12-21 2010-11-04 Gemalto Sa Usb bridge

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
"Inter-Chip USB Supplement to the USB 2.0 Specification", no. REVISION 1.0, 13 March 2006 (2006-03-13), pages 1 - 48, XP002522006, Retrieved from the Internet <URL:http://www.usb.org/developers/docs/> [retrieved on 20090331] *
COMPAQ ET AL: "Universal Serial Bus Specification Revision 2.0", UNIVERSAL SERIAL BUS (USB), XX, XX, 27 April 2000 (2000-04-27), pages 119 - 193, XP002486921 *
See also references of WO2014099533A1 *

Also Published As

Publication number Publication date
CN110502463A (en) 2019-11-26
EP2936273A1 (en) 2015-10-28
US20140173166A1 (en) 2014-06-19
TW201428480A (en) 2014-07-16
US9811145B2 (en) 2017-11-07
TWI507865B (en) 2015-11-11
CN104781754A (en) 2015-07-15
WO2014099533A1 (en) 2014-06-26

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RIN1 Information on inventor provided before grant (corrected)

Inventor name: VADIVELU, KARTHI R.

Inventor name: CHEN, HUIMIN

Inventor name: PHANG, KIAN LEONG

Inventor name: CHAN, KOK HONG

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